This document is the owner's manual for the NS-P320 (including SW-P201 subwoofer system) home cinema 5.1ch speaker package. The manual provides safety instructions, operating instructions, and important graphical symbols explanations. The product is designed to protect against lightning and electric shock, and users should follow safety warnings and operating instructions. The manual also includes precautions such as not using liquid or aerosol cleaners, not using unapproved attachments, and not using the product near water.